General

  • Target

    https://cdn.discordapp.com/attachments/891481257861591073/957358818164105296/CLEANER_PERM.exe

  • Sample

    221005-qfzp5aedc2

Malware Config

Targets

    • Target

      https://cdn.discordapp.com/attachments/891481257861591073/957358818164105296/CLEANER_PERM.exe

    • Deletes NTFS Change Journal

      The USN change journal is a persistent log of all changes made to local files used by Windows Server systems.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

1
T1490

Data Destruction

1
T1485

Tasks